[ 243.129763][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 10.0.254.1:7010. Sending cookies. [ 244.518671][ C3] TCP: AO hash mismatch for 10.0.1.1.57982->10.0.254.1.7011 [P.] L3index: 0 [ 244.518698][ C1] TCP: AO hash mismatch for 10.0.254.1.7011->10.0.1.1.57982 [P.] L3index: 0